... not needed DB25 port is also available Diameter 4.2 PU cable for MOTOROLA MT1000 Product name:RIB less programmer cable ... inferface box (RIB )is not required Diameter 4.2 PU cable . Applications :For motorola HT600,HT600A,HT600E,HT800,MT1000,MTX810, MTX820,MTX888 ... ,P200,P210,P500...Many connector types are available and optional for MOTOROLA, KENWOOD, ICOM, YAESU/VERTEX ,HYT two way radios ...